CAISO/WEIM
CAISO Board of GovernorsCalifornia Agencies & LegislatureCalifornia Air Resources Board (CARB)California Energy Commission (CEC)California LegislatureCalifornia Public Utilities Commission (CPUC)EDAMOther CAISO CommitteesWestern Energy Imbalance Market (WEIM)WEIM Governing Body
The California Independent System Operator serves about 80% of California's electricity demand, including the service areas of the state's three investor-owned utilities. It also operates the Western Energy Imbalance Market, an interstate real-time market covering territory that accounts for 80% of the load in the Western Interconnection.
FERC OK'd an agreement between CAISO and the TransWest Express transmission project that lets TransWest continue seeking transmission-owner status in CAISO.
State regulators approved NV Energy’s controversial plan to build a 400-MW gas-fired peaker in Southern Nevada that the utility says is needed for reliability.
CEO Sarah Edmonds would like to see the WRAP become “binding” on its participants as soon as possible, but making that transition could still be years away.
A new CAISO stakeholder initiative aims to overhaul its interconnection process to deal with a flood of requests to connect renewable resources and storage.
While utility commissioners are concerned about variable generation when it comes to resource adequacy, it’s extreme weather that’s keeping them up at night.
Utilities shared ways to narrow the impact of public safety power shutoffs — and convince customers of the need for them — at the WIEB Wildfire Meeting.
The Energy Bar Association Western Chapter heard panelists and CAISO's CEO discuss rapidly evolving efforts to organize markets and an RA program in the West.
Forest experts speaking at a WIEB conference offered attendees a seemingly paradoxical message about how the West can best prevent catastrophic wildfires.
Citing reliability concerns, the NRC OK'd a request to keep Diablo Canyon Power Plant's two reactors running past their license expirations in 2024 and 2025.
CAISO sent the California Legislature a summary of recent studies of Western regionalization, information intended to aid discussion of the ISO becoming an RTO.
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